20. They _____the battle but lost many m

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问题选择题

20. They _____the battle but lost many men．

A．gained

B．won

C．defeated

D．beat

答案

答案：B

单项选择题

与维生素B₁₂和叶酸缺乏无关的红细胞改变是（）

A．细胞分裂增殖加速

B．红细胞体积增大

C．核染色质疏松

D．发生巨幼细胞性贫血

E．红细胞DNA合成障碍

单项选择题

What is the bow type anchor shackle primarily used for（）.

A.Chain to chain connections

B.Chain to anchor connections

C.Kenter link to anchor connections

D.Wire rope connections